Description and functions of Brain and Spinal cord in Human

The brain is a continuation of the spinal cord. It is a highly integrated and a complex system of a vast mass of neurons. It's average weight is about 1360 gms in man and 1250 gms in woman. The brain is situated in the head under the bony structure of the skull. Roughly hemi - spherical in shape. It is made up of a mass of white soft substance known as cortex. It is made up of 3,000 million nerve cells. The physiologists divide the brain into five divisions they are..............Read
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